In Pharmaceuticals, Doctors prescribe "sildenafil," not "Viagra." The generic name describes chemical structure. Brand names are marketing for consumers, not professional nomenclature.
Mythology in chemistry/astronomy has centuries of legacy and connects to human cultural history. Calling an element "Titanium" after Titans carries weight. Calling a SQL replicator "Marmot" connects to... what, exactly? A weekend at the zoo?